JPH01119391U - - Google Patents
Info
- Publication number
- JPH01119391U JPH01119391U JP1502488U JP1502488U JPH01119391U JP H01119391 U JPH01119391 U JP H01119391U JP 1502488 U JP1502488 U JP 1502488U JP 1502488 U JP1502488 U JP 1502488U JP H01119391 U JPH01119391 U JP H01119391U
- Authority
- JP
- Japan
- Prior art keywords
- balls
- ruler
- spring wires
- ruler plate
- ball
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Drawing Aids And Blackboards (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1502488U JPH01119391U (de) | 1988-02-05 | 1988-02-05 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1502488U JPH01119391U (de) | 1988-02-05 | 1988-02-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH01119391U true JPH01119391U (de) | 1989-08-11 |
Family
ID=31226718
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1502488U Pending JPH01119391U (de) | 1988-02-05 | 1988-02-05 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH01119391U (de) |
-
1988
- 1988-02-05 JP JP1502488U patent/JPH01119391U/ja active Pending